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体验新版 GitCode,发现更多精彩内容 >>
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提交
f3a38f0b
编写于
5月 20, 2020
作者:
T
Tong Mu
提交者:
GitHub
5月 20, 2020
浏览文件
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电子邮件补丁
差异文件
System mouse cursor: Web (#17718)
Adds system mouse cursor to the web engine.
上级
4be3a031
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
58 addition
and
0 deletion
+58
-0
ci/licenses_golden/licenses_flutter
ci/licenses_golden/licenses_flutter
+1
-0
lib/web_ui/lib/src/engine.dart
lib/web_ui/lib/src/engine.dart
+2
-0
lib/web_ui/lib/src/engine/mouse_cursor.dart
lib/web_ui/lib/src/engine/mouse_cursor.dart
+45
-0
lib/web_ui/lib/src/engine/window.dart
lib/web_ui/lib/src/engine/window.dart
+10
-0
未找到文件。
ci/licenses_golden/licenses_flutter
浏览文件 @
f3a38f0b
...
...
@@ -443,6 +443,7 @@ FILE: ../../../flutter/lib/web_ui/lib/src/engine/history.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/houdini_canvas.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/html_image_codec.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/keyboard.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/mouse_cursor.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/onscreen_logging.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/path_to_svg.dart
FILE: ../../../flutter/lib/web_ui/lib/src/engine/picture.dart
...
...
lib/web_ui/lib/src/engine.dart
浏览文件 @
f3a38f0b
...
...
@@ -61,6 +61,7 @@ part 'engine/history.dart';
part
'engine/houdini_canvas.dart'
;
part
'engine/html_image_codec.dart'
;
part
'engine/keyboard.dart'
;
part
'engine/mouse_cursor.dart'
;
part
'engine/onscreen_logging.dart'
;
part
'engine/path_to_svg.dart'
;
part
'engine/picture.dart'
;
...
...
@@ -216,6 +217,7 @@ void webOnlyInitializeEngine() {
};
Keyboard
.
initialize
();
MouseCursor
.
initialize
();
}
class
_NullTreeSanitizer
implements
html
.
NodeTreeSanitizer
{
...
...
lib/web_ui/lib/src/engine/mouse_cursor.dart
0 → 100644
浏览文件 @
f3a38f0b
// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.6
part of
engine
;
/// Provides mouse cursor bindings, such as the `flutter/mousecursor` channel.
class
MouseCursor
{
/// Initializes the [MouseCursor] singleton.
///
/// Use the [instance] getter to get the singleton after calling this method.
static
void
initialize
()
{
_instance
??=
MouseCursor
.
_
();
}
/// The [MouseCursor] singleton.
static
MouseCursor
get
instance
=>
_instance
;
static
MouseCursor
_instance
;
MouseCursor
.
_
()
{}
// The kind values must be kept in sync with flutter's
// rendering/mouse_cursor.dart
static
const
Map
<
String
,
String
>
_kindToCssValueMap
=
<
String
,
String
>{
'none'
:
'none'
,
'basic'
:
'default'
,
'click'
:
'pointer'
,
'text'
:
'text'
,
'forbidden'
:
'not-allowed'
,
'grab'
:
'grab'
,
'grabbing'
:
'grabbing'
,
};
static
String
_mapKindToCssValue
(
String
kind
)
{
return
_kindToCssValueMap
[
kind
]
??
'default'
;
}
void
activateSystemCursor
(
String
kind
)
{
domRenderer
.
setElementStyle
(
domRenderer
.
glassPaneElement
,
'cursor'
,
_mapKindToCssValue
(
kind
),
);
}
}
lib/web_ui/lib/src/engine/window.dart
浏览文件 @
f3a38f0b
...
...
@@ -536,6 +536,16 @@ class EngineWindow extends ui.Window {
textEditing
.
channel
.
handleTextInput
(
data
,
callback
);
return
;
case
'flutter/mousecursor'
:
const
MethodCodec
codec
=
StandardMethodCodec
();
final
MethodCall
decoded
=
codec
.
decodeMethodCall
(
data
);
final
Map
<
dynamic
,
dynamic
>
arguments
=
decoded
.
arguments
;
switch
(
decoded
.
method
)
{
case
'activateSystemCursor'
:
MouseCursor
.
instance
.
activateSystemCursor
(
arguments
[
'kind'
]);
}
return
;
case
'flutter/web_test_e2e'
:
const
MethodCodec
codec
=
JSONMethodCodec
();
_replyToPlatformMessage
(
...
...
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